title: Arthralgia confuses diagnosis of Waldenström's macroglobulinemia.
mesh_terms: D002471:Cell Transformation, Neoplastic; D003937:Diagnosis, Differential; D006801:Humans; D007596:Joints; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000209:etiology*; D011379:Prognosis; D008258:Waldenstrom Macroglobulinemia / Q000175:diagnosis*